Java String remove all non numeric characters

Question

Trying to remove all letters and characters that are not 0-9 and a period. I'm using Character.isDigit() but it also removes decimal, how can I also keep the decimal?

Answer 1

Impliment this code:

String str = "a12.334tyz.78x";

str = str.replaceAll("[^\\d.]", "");

Now str will contain "12.334.78". this code: